Detection rules › Sigma
Disable Important Scheduled Task
Detects when adversaries stop services or processes by disabling their respective scheduled tasks in order to conduct data destructive activities
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Impact | T1489 Service Stop |
Event coverage
| Provider | Event ID | Title |
|---|---|---|
| Sysmon | 1 | Process creation |
| Security-Auditing | 4688 | A new process has been created. |
Stages and Predicates
Stage 1: selection
or:
CommandLine|contains: '\Windows\BitLocker'
CommandLine|contains: '\Windows\ExploitGuard'
CommandLine|contains: '\Windows\ExploitGuard\ExploitGuard MDM policy Refresh'
CommandLine|contains: '\Windows\SystemRestore\SR'
CommandLine|contains: '\Windows\UpdateOrchestrator\'
CommandLine|contains: '\Windows\Windows Defender\'
CommandLine|contains: '\Windows\WindowsBackup\'
CommandLine|contains: '\Windows\WindowsUpdate\'
CommandLine|contains: '/Change'
CommandLine|contains: '/TN'
CommandLine|contains: '/disable'
Image|endswith: '\schtasks.exe'
Indicators
Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.
| Field | Kind | Values |
|---|---|---|
CommandLine | match |
|
Image | ends_with |
|